LEXUS SC400 1991 Service Repair Manual

REMOVAL OF SLIDING ROOF
(See page BO±84)
1. DISCONNECT BATTERY CABLE FROM NEGATIVE TERMINAL
CAUTION: Work must be started after approx. 20 se-
conds or longer from the time the ignition switch is
turned to the ºLOCKº position and the negative (±) termi-
nal cable is disconnected from the battery.
2. REMOVE INTERIOR LIGHT (a) Using a screwdriver, remove interior light lens.
HINT: Tape the screwdriver tip before use.
(b) Remove three screws and the light.
(c) Disconnect the connector.
3. REMOVE FOLLOWING PARTS: (a) Front pillar garnish (See step 2 on page BO±123)
(b) Sun visor (See step 3 on page BO±123)
(c) Center visor (See step 4 on page BO±123)
4. REMOVE SLIDING ROOF GARNISHES Using a screwdriver, remove four sliding roof garnishes.
HINT: Do not scratch the glass or garnish with the screw-
driver. Tape the screwdriver tip before use.
5. REMOVE SLIDING ROOF GLASS (a) Remove six nuts and shims.
HINT: Make sure of the number of shims.
(b) Pull the glass upward to remove it.
6. REMOVE DRIVE GEAR ASSEMBLY (a) Remove four bolts and the gear assembly.
(b) Disconnect the connectors from the gear.
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BODY Moon Roof (Sliding Roof)BO±85
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7. REMOVE WIND DEFLECTOR(a) Slide the drive cable backward.
(b) Remove four screws and the deflector.
8. REMOVE CABLE GUIDE CASING (a) Remove two screws and the guide rail cover.
(b) Remove two screws from the drive rail.
(c) Slide the drive cable forward.
(d) Pull down the roof handlining.
(e) Disconnect front side of the drain hose.
HINT: Disconnect the drain hose from the sliding roof
housing side.
(f) Remove the sliding roof control relay.
(g) Remove the two nuts from the sliding roof housing.
(h) Remove the cable guide casing gradually from bothsides.
NOTICE: Be careful that the oily cable doesn't fall off.
9. REMOVE ROOF DRIP CHANNEL (a) Remove two screws.
(b) Pull the channel forward to remove it.
10. REMOVE SUNSHADE TRIM While raising the drive rail, pull the trim forward to remove it.
BO±86
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BODY Moon Roof (Sliding Roof)
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11. REMOVE DRIVE RAIL(a) Slide the drive cable forward.
(b) Slide the rail forward and disconnect the clamp, thenremove it.
INSTALLATION OF SLIDING ROOF
(See pages BO±83 to 84)
1. INSTALL FOLLOWING PARTS: (a) Drive rail
(b) Sunshade trim
(c) Roof drip channel
2. INSTALL CABLE GUIDE CASING (a) Insert the cable to the casing and install the cable guidecasing gradually to both sides.
(b) Insert the casing to the drive rail as shown.
(c) Install the two nuts to the sliding roof housing.
(d) Install the sliding roof control relay.
(e) Connect the front side of drain hose.
HINT: Place the knobs of clips to upper side.
(f) Install two screws and guide rail cover.
(g) Install two screws to the drive rail.
3. INSTALL ROOF DRIP CHANNEL
4. INSTALL WIND DEFLECTOR
5. ADJUST DRIVE RAIL HINT: Adjust the drive rail to a closed and tilted down posi-
tion.
(a) Using a screwdriver, slide the link forward or backward
to align the two marks as shown.
(b) Slide the bracket to the forefront with your hand.
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BODY Moon Roof (Sliding Roof)BO±87
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6. ADJUST AND INSTALL DRIVE GEAR ASSEMBLY(a) Remove the screw and cam plate cover.
(b) Remove the large screw, washers and shims.
(c) Turn the drive shaft by screwdriver to align the housingand gear point mark as shown.
(d) Install cam plate cover with a screw.
(e) Install the drive gear assembly with four bolts.
(f) Connect the connectors.
7. INSTALL SLIDING GLASS HINT:
wConfirm that the lip part of the weatherstrip housing is
not twisted.
wConfirm that the clearance between the left and right of
the sliding roof glass and roof panel are equal.
Install six nuts and shims.
8. INSPECT SLIDING ROOF GLASS ALIGNMENT (See step 1 on page BO±81)
9. INSTALL FOLLOWING PARTS: (a) Sliding roof garnishes
(b) Roof headlining
(c) Sun visor
(d) Center visor
(e) Front pillar garnish
(f) Interior light
BO±88
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BODY Moon Roof (Sliding Roof)
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REMOVAL OF SLIDING ROOF HOUSING
(See pages BO±85 to 87)
1. REMOVE FOLLOWING PARTS: (a) Interior light (See step 2 on page BO±85)
(b) Front pillar garnish (See step 2 on page BO±122)
(c) Rear seat cushion, rear seat back (See steps 1 to 2 on page BO±66)
(d) Roof side inner garnish (See step 8 on page BO±123)
(e) Center visor (See step 4 on page BO±122)
(f) Shoulder belt anchor (See step 7 on page BO±122)
(g) Sun visor (See step 3 on page BO±122)
(h) Sliding roof garnishes (See step 4 on page BO±85)
(i) Roof headlining (See step 2 on page BO±120)
(j) Sliding roof glass (See step 5 on page BO±85)
(k) Quarter trim (See step 7 on page BO±122)
2. REMOVE SLIDING ROOF HOUSING (a) Disconnect the four drain hoses from the housing.
(b) Disconnect the connectors.
(c) Remove eight bolts.
(d) While supporting the housing, remove six nuts and thehousing.
3. REMOVE FOLLOWING PARTS: (a) Drive gear assembly (See step 6 on page BO±85)
(b) Sliding roof control relay
(c) Wind deflector (See step 7 on page BO±86)
(d) Cable guide casing (See step 8 on page BO±86)
(e) Roof drip channel (See step 9 on page BO±86)
(f) Sunshade trim (See step 10 on page BO±86)
(g) Drive rail (See step 11 on page BO±87)
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BODY Moon Roof (Sliding Roof)BO±89
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INSTALLATION OF SLIDING ROOF
HOUSING
(See pages BO±85 to 87)
1. INSTALL SLIDING ROOF PARTS BY FOLLOWING REMOVAL SEQUENCE IN REVERSE
HINT: When installing the sliding roof housing weather-
strip, make sure that there is no clearance in either lip of the
weatherstrip.
2. TORQUE FOLLOWING BOLTS: (a) Rear seat back
Torque: 18 N Vm (185 kgf Vcm, 13 ft Vlbf)
(b) Rear seat inner belt
Torque: 43 N Vm (440 kgf Vcm, 32 ft Vlbf)
(c) Front seat belt shoulder anchor bolt
Torque: 43 N Vm (440 kgf Vcm, 32 ft Vlbf)
BO±90±
BODY Moon Roof (Sliding Roof)
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FRONT FENDER
COMPONENTS
Front Bumper
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BODY Front FenderBO±91
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REMOVAL OF FRONT FENDER
(See page BO±92)
1. REMOVE FRONT BUMPER (See page BO±91)
2. REMOVE FRONT FENDER WHEEL OPENING MOULDING
(See page BO±102)
3. REMOVE FENDER LINER (a) Remove eight screws.
(b) Remove the liner with four clips.
4. REMOVE FRONT FENDER Remove eleven bolts and the fender.
CAUTION: Do not damage or shock the front airbag
sensor at all.
INSTALLATION OF FRONT FENDER
(See page BO±91)
1. INSTALL FRONT FENDER Install eleven bolts and the fender.
BO±92
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BODY Front Fender
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2. INSTALL FENDER LINER(a) Install four clips so that the screw can be inserted in themanner shown in the drawing.
(b) Install eight screws and the liner.
3. INSTALL FRONT FENDER WHEEL OPENING MOULDING (See page BO±102)
4. INSTALL FRONT BUMPER (See page BO±14)
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BODY Front FenderBO±93
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EMBLEM
COMPONENTS
REMOVAL OF EMBLEM
1. REMOVE FRONT AND REAR BUMPER EMBLEM(a) Remove three nuts.
(b) Using a scraper, pry out the plate.
2. REMOVE LUGGAGE COMPARTMENT DOOR NAME PLATE
Using a scraper, pry out the plate.
HINT:
wTape the scraper tip before use.
wTo avoid damaging the emblem, insert the scraper
from various directions and gradually pry out the
plate from the body.
BO±94
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BODY Emblem
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